xAIFrontier
Grok 4.3
x-ai/grok-4.3
xAI's latest Grok 4 model. 1M context. Excellent at reasoning and creativity.
Context
1000K
tokens
Tier
Frontier
billed per use
Latency class
normal
typical speed
Billing
credits
tier multiplier
Capabilities
texttoolsvisionreasoningstructured
Call this model via the API
OpenAI-compatible — point any OpenAI SDK at our base URL and use the model id above.
curl https://trismegistus.app/api/v1/chat/completions \
-H "Authorization: Bearer $TRISMEGISTUS_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "x-ai/grok-4.3",
"messages": [{"role": "user", "content": "Hello!"}]
}'